cxSessionStorageService.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.
                 
Copyright (c) SINTEF Department of Medical Technology.
All rights reserved.
                 
CustusX is released under a BSD 3-Clause license.
                 
See Lisence.txt (https://github.com/SINTEFMedtek/CustusX/blob/master/License.txt) for details.
=========================================================================*/

#include "cxSessionStorageService.h"
#include "cxNullDeleter.h"
#include <QDir>

namespace cx
{

SessionStorageService::SessionStorageService()
{

}

SessionStorageService::~SessionStorageService()
{

}

class SessionStorageServiceNull : public SessionStorageService
{
public:
        virtual ~SessionStorageServiceNull() {}
        virtual void load(QString dir) {}
        virtual void save() {}
        virtual void clear() {}
        virtual bool isValid() const { return false; }
        virtual QString getRootFolder() const { return ""; }

        virtual bool isNull() const { return true; }
};

SessionStorageServicePtr SessionStorageService::getNullObject()
{
        static SessionStorageServicePtr mNull;
        if (!mNull)
                mNull.reset(new SessionStorageServiceNull, null_deleter());
        return mNull;
}

QString SessionStorageService::getSubFolder(QString relative)
{
        QString root = this->getRootFolder();
        if (root.isEmpty())
                return "";

        QString path = root + "/" + relative;
        QDir dir(path);
        if (!dir.exists())
                dir.mkpath(path);
        return path;
}


} // cx